The individual is ephemeral, races and nations come and pass away, but man remains.
The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.
The present is theirs; the future, for which I really worked, is mine.
Our virtues and our failings are inseparable, like force and matter. When they separate, man is no more.
I don’t care that they stole my idea... I care that they don’t have any of their own.